4004421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{431}}^1$

素因数の和:616

約数の個数: 16

約数和(自身を含む): 5667840

約数和(自身を除く): 1663419

約数列:

[1, 3, 19, 57, 163, 431, 489, 1293, 3097, 8189, 9291, 24567, 70253, 210759, 1334807, 4004421]

約数ペア:

[(1, 4004421), (3, 1334807), (19, 210759), (57, 70253), (163, 24567), (431, 9291), (489, 8189), (1293, 3097)]